public void CollectionIterator_Constructor_SetsToFirstPosition() { CollectionIterator <int> iterator = new CollectionIterator <int>(ListOfTenIntegers); Assert.AreEqual(1, iterator.Current); Assert.IsFalse(iterator.IsEnd); }
public UndoRedoManager(UndoRedoOptions options = null) { _options = options ?? new UndoRedoOptions(); _options.Validate(); _snapshots = new PushOutCollection <LineViewSnapshot>(_options.MaxCount); _iterator = new CollectionIterator <LineViewSnapshot>(_snapshots); }
public void CollectionIterator_Current_BecomesNullAtTheEnd() { CollectionIterator <int> iterator = new CollectionIterator <int>(ListOfTenIntegers); for (int i = 1; i <= 10; i++) { iterator.MoveNext(); } Assert.AreEqual(default(int), iterator.Current); }
public void CollectionIterator_Current_ReturnsCurrentItem() { CollectionIterator <int> iterator = new CollectionIterator <int>(ListOfTenIntegers); for (int i = 1; i <= 10; i++) { Assert.AreEqual(i, iterator.Current); iterator.MoveNext(); } }
public void CollectionIterator_IsEnd_IndicatesThatIteratorReachesTheEndOfSequence() { CollectionIterator <int> iterator = new CollectionIterator <int>(ListOfTenIntegers); for (int i = 1; i <= 10; i++) { Assert.IsFalse(iterator.IsEnd); iterator.MoveNext(); } Assert.IsTrue(iterator.IsEnd); }
public void CollectionIterator_MoveNext_MovesCurrentPositionToNextItem() { CollectionIterator <int> iterator = new CollectionIterator <int>(ListOfTenIntegers); for (int i = 1; i <= 10; i++) { Assert.AreEqual(i, iterator.Current); Assert.IsFalse(iterator.IsEnd); iterator.MoveNext(); } Assert.AreEqual(default(int), iterator.Current); Assert.IsTrue(iterator.IsEnd); }